fix

Author: andylokandy

examples/asynchronous.rs

@@ -62,7 +62,7 @@ async fn main() {
         let f = async {
             let jhs = {
                 let _span = LocalSpan::enter_with_local_parent("a span")
-                    .with_properties(|| [("a property", "a value")]);
+                    .with_property(|| ("a property", "a value"));
                 parallel_job()
             };
 

examples/synchronous.rs

@@ -45,7 +45,7 @@ async fn main() {
 
         let _g = root.set_local_parent();
         let _span = LocalSpan::enter_with_local_parent("a span")
-            .with_properties(|| [("a property", "a value")]);
+            .with_property(|| ("a property", "a value"));
 
         for i in 1..=10 {
             func1(i);